{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657575",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x396cddd9b33ac8e620a8758752aa532cc489a7acce1e8f48d5d12346acf56382",
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    "userId": "486490947"
  }
}